CN217822128U

CN217822128U - Can prevent cutting off type wire and cable

Info

Publication number: CN217822128U
Application number: CN202221828632.3U
Authority: CN
Inventors: 沈昌勇
Original assignee: Shenzhen Yilu Information Technology Service Co ltd
Current assignee: Shenzhen Yilu Information Technology Service Co ltd
Priority date: 2022-07-16
Filing date: 2022-07-16
Publication date: 2022-11-15
Anticipated expiration: 2032-07-16

Abstract

The utility model discloses a can prevent cutting off type wire and cable, including sinle silk subassembly and anti-shear assembly, be used for electrically conductive the surface of sinle silk subassembly is provided with the resistance to compression subassembly that is used for the resistance to compression protection, and sinle silk subassembly includes copper wire and wire gum cover, copper wire's surface mounting has the wire gum cover, the resistance to compression subassembly includes rubber bush, big cavity, big foam ball, little cavity and little foam ball, and rubber bush's inside from interior to exterior is fixed with big cavity and little cavity in proper order, the inner wall of big cavity is provided with big foam ball, the inner wall of little cavity is provided with little foam ball. This can prevent cutting off type wire and cable compares with current ordinary wire and cable, and three rubber bush of group wrap up copper conductor and wire gum cover, if this wire and cable receives when the extrusion, and big cavity, big foam ball, little cavity and little foam ball absorb most dynamics, avoid copper conductor and wire gum cover to damage for this wire and cable possesses compressive structure, effectively promotes compressive capacity.

Description

Can prevent cutting off type wire and cable

Technical Field

The utility model relates to a wire and cable technical field specifically is a can prevent cutting off type wire and cable.

Background

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. Wire and cable in the broad sense, also referred to as cable for short, is insulated cable, which may be defined as an aggregate of one or more insulated cores, and their respective possible coatings, total protective layers and outer jackets, and the cable may have additional conductors without insulation.

The existing electric wire and cable is easy to deform and break the inner wire core after being extruded, and technical innovation is performed on the basis of the existing electric wire and cable aiming at the above situation.

Disclosure of Invention

An object of the utility model is to provide a can prevent cutting off type wire and cable to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a can prevent cutting off type wire and cable, includes sinle silk subassembly and anti-shear assembly, is used for electrically conductive the surface of sinle silk subassembly is provided with the resistance to compression subassembly that is used for the resistance to compression protection, and sinle silk subassembly includes copper wire and wire gum cover, copper wire's external fixation has the wire gum cover, the resistance to compression subassembly includes rubber bush, big cavity, big foam ball, little cavity and little foam ball, and rubber bush's inside by interior and outer big cavity and the little cavity of being fixed with in proper order, the inner wall of big cavity is provided with big foam ball, the inner wall of little cavity is provided with little foam ball, rubber bush's surface laminating has the fibrous layer, and the surface of fibrous layer is provided with thermal-insulated aluminium foil area, is used for anti-shear the anti-shear assembly sets up in the surface of aluminium foil thermal-insulated area.

Furthermore, the rubber bushings are arranged along the circle center circumference of the fiber layer, and the inner surfaces of the rubber bushings are attached to the outer surface of the wire rubber sleeve.

Furthermore, the large foam balls are distributed at equal intervals along the horizontal direction of the large cavity, and the section of the large cavity is circular.

Furthermore, the small foam balls are distributed at equal intervals along the horizontal direction of the small cavity, and the section of the small cavity is circular.

Further, the anti-shearing assembly comprises an outer rubber layer and a tough steel wire, and the tough steel wire is fixed inside the outer rubber layer.

Furthermore, the tough steel wires are arranged along the circle center circumference of the outer rubber layer, and the circle center of the outer rubber layer is coincided with the circle center of the aluminum foil heat insulation belt.

Furthermore, the outer surface of the outer rubber layer is provided with a flame-retardant polyvinyl chloride layer, and the outer surface of the flame-retardant polyvinyl chloride layer is attached with a woven sleeve.

Compared with the prior art, the beneficial effects of the utility model are that: the wire and cable has a compression-resistant structure, so that the compression-resistant capability is effectively improved, the wire and cable has a shear-resistant structure, the occurrence of fracture and electric leakage is avoided, the wire and cable has a fire-resistant and abrasion-resistant structure, and the service life is effectively prolonged;

1. the utility model discloses a rubber bush, big cavity, big foam ball, little cavity and little foam ball's setting, three group's rubber bushes wrap up copper conductor and wire gum cover, if this wire and cable receive the extrusion, big cavity, big foam ball, little cavity and little foam ball absorb most dynamics, avoid copper conductor and wire gum cover to damage, make this wire and cable possess the resistance to compression structure, effectively promote the compressive capacity;

2. the utility model discloses a setting of aluminium foil heat insulating tape, outer rubber layer and toughness steel wire, aluminium foil heat insulating tape parcel is outside the fibrous layer, provides thermal-insulated and anti-interference effect for inside copper conductor and wire gum cover, and outer rubber layer parcel is in aluminium foil heat insulating tape, and many toughness steel wires are fixed in outer rubber layer, and toughness steel wire can block the shearing of cutter, avoids copper conductor and wire gum cover to cut off, makes this wire and cable possess anti-shearing structure, avoids appearing the fracture electric leakage;

3. the utility model discloses a setting on fire-retardant polyvinyl chloride layer and braided sleeve, fire-retardant polyvinyl chloride layer parcel outside the rubber layer, for inside package material provides insulating properties to promote this fire behaviour, the braided sleeve is outmost package material, has good abrasionproof to decrease the effect, makes this wire and cable possess fire-resistant and abrasionproof and decreases the structure, effective increase of service life.

Drawings

FIG. 1 is a schematic view of the overall front sectional structure of the present invention;

fig. 2 is a schematic view of a three-dimensional structure of the core assembly of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a wire core assembly; 101. a copper wire; 102. a lead rubber sleeve; 2. a compression resistant assembly; 201. a rubber bushing; 202. a large cavity; 203. a large foam ball; 204. a small cavity; 205. small foam balls; 3. a fibrous layer; 4. an aluminum foil heat insulation tape; 5. a shear resistant component; 501. an outer rubber layer; 502. a tough steel wire; 6. a flame retardant polyvinyl chloride layer; 7. and (6) weaving the sleeve.

Detailed Description

As shown in fig. 1-2, a wire cable capable of preventing cutting comprises a wire core assembly 1 and a shear resistant assembly 5, wherein a pressure resistant assembly 2 for pressure resistant protection is arranged on the outer surface of the wire core assembly 1 for conducting electricity, the wire core assembly 1 comprises a copper wire 101 and a wire rubber sleeve 102, the wire rubber sleeve 102 is fixed on the outer surface of the copper wire 101, the pressure resistant assembly 2 comprises a rubber bushing 201, a large cavity 202, a large foam ball 203, a small cavity 204 and a small foam ball 205, the large cavity 202 and the small cavity 204 are sequentially fixed inside the rubber bushing 201 from inside to outside, the large foam ball 203 is arranged on the inner wall of the large cavity 202, the small foam ball 205 is arranged on the inner wall of the small cavity 204, the rubber bushing 201 is circumferentially arranged along the center of the fiber layer 3, the inner surface of the rubber bushing 201 is attached to the outer surface of the wire rubber sleeve 102, the large foam balls 203 are distributed equidistantly along the horizontal direction of the large cavity 202, the section of the large cavity 202 is circular, the small foam balls 205 are distributed equidistantly along the horizontal direction of the small cavity 204, the section of the small cavity 204 is circular, the copper wire 101 and the wire rubber sleeve 102 are wrapped by the three groups of rubber bushings 201, if the electric wire cable is extruded, most of force is absorbed by the large cavity 202, the large foam balls 203, the small cavity 204 and the small foam balls 205, the damage to the copper wire 101 and the wire rubber sleeve 102 is avoided, the electric wire cable is enabled to have a compression-resistant structure, the compression-resistant capacity is effectively improved, the outer surface of the rubber bushing 201 is attached to the fiber layer 3, and the outer surface of the fiber layer 3 is provided with the aluminum foil heat-insulating strip 4,

as shown in fig. 1 and fig. 3, the anti-shearing assembly 5 for anti-shearing is disposed on the outer surface of the aluminum foil thermal insulation tape 4, the anti-shearing assembly 5 includes an outer rubber layer 501 and a tough steel wire 502, the tough steel wire 502 is fixed inside the outer rubber layer 501 and is arranged along the circle center circumference of the outer rubber layer 501, the circle center of the outer rubber layer 501 coincides with the circle center of the aluminum foil thermal insulation tape 4, the aluminum foil thermal insulation tape 4 is wrapped outside the fiber layer 3, so as to provide thermal insulation and anti-interference effects for the internal copper wire 101 and the wire rubber sleeve 102, the outer rubber layer 501 is wrapped inside the aluminum foil thermal insulation tape 4, a plurality of tough steel wires 502 are fixed inside the outer rubber layer 501, the tough steel wire 502 can block the shearing of a cutter, the copper wire 101 and the wire rubber sleeve 102 are prevented from being cut off, so that the electric wire and cable has an anti-shearing structure, thereby preventing the occurrence of fracture and electric leakage, the outer surface of the outer rubber layer 501 is provided with the flame retardant polyvinyl chloride layer 6, and the outer surface of the flame retardant polyvinyl chloride layer 6 is attached with the braided sleeve 7, so as to provide the insulation performance for the internal wrapping material, and to improve the effective service life of the outermost layer of the electric wire, and to prolong the service life of the electric wire.

The working principle is as follows: when the anti-cutting wire and cable is used, firstly, the copper conductor 101 and the conductor rubber sleeve 102 are wrapped by the three groups of rubber bushings 201, if the wire and cable is extruded, the large cavity 202, the large foam ball 203, the small cavity 204 and the small foam ball 205 absorb most of force, damage to the copper conductor 101 and the conductor rubber sleeve 102 is avoided, the aluminum foil thermal insulation belt 4 is wrapped outside the fiber layer 3 and provides thermal insulation and anti-interference effects for the internal copper conductor 101 and the conductor rubber sleeve 102, the outer rubber layer 501 is wrapped on the aluminum foil thermal insulation belt 4, the plurality of tough steel wires 502 are fixed in the outer rubber layer 501, the tough steel wires 502 can block cutting of a cutter and avoid cutting of the copper conductor 101 and the conductor rubber sleeve 102, the flame-retardant polyvinyl chloride layer 6 is wrapped outside the outer rubber layer 501 and provides insulation performance for internal wrapping materials and improves the fire resistance, the braided sleeve 7 is an outermost wrapping material and has an excellent anti-wear effect, and is the working principle of the anti-cutting wire and cable.

Claims

1. The utility model provides a can prevent cutting off type wire and cable, includes sinle silk subassembly (1) and anti-shear assembly (5), its characterized in that for electrically conductive the surface of sinle silk subassembly (1) is provided with anti-compression assembly (2) that are used for the resistance to compression protection, and sinle silk subassembly (1) includes copper conductor (101) and wire gum cover (102), the external surface mounting of copper conductor (101) has wire gum cover (102), anti-compression assembly (2) are including rubber bush (201), big cavity (202), big foam ball (203), little cavity (204) and little foam ball (205), and the inside of rubber bush (201) is by interior and outside is fixed with big cavity (202) and little cavity (204) in proper order, the inner wall of big cavity (202) is provided with big foam ball (203), the inner wall of little cavity (204) is provided with little foam ball (205), the surface laminating of rubber bush (201) has fibrous layer (3), and the surface of fibrous layer (3) is provided with aluminium foil (4), is used for anti-shear assembly (5) set up in the surface of aluminium foil (4).

2. The electric wire and cable capable of preventing cutting according to claim 1, wherein the rubber bushing (201) is arranged along the circle center circumference of the fiber layer (3), and the inner surface of the rubber bushing (201) is attached to the outer surface of the wire rubber sleeve (102).

3. The wire cable of claim 1, wherein the large foam balls (203) are equally spaced in the horizontal direction of the large cavity (202), and the cross-sectional shape of the large cavity (202) is circular.

4. The electrical wire cable of claim 1, wherein the small foam balls (205) are equally spaced in the horizontal direction of the small cavity (204), and the cross-sectional shape of the small cavity (204) is circular.

5. The wire cable of claim 1, wherein the shear resistant member (5) comprises an outer rubber layer (501) and a ductile steel wire (502), and the ductile steel wire (502) is fixed to the inside of the outer rubber layer (501).

6. The wire and cable capable of preventing cutting off as claimed in claim 5, wherein the flexible steel wires (502) are arranged along the circumference of the center of the outer rubber layer (501), and the center of the outer rubber layer (501) is coincident with the center of the aluminum foil heat insulation belt (4).

7. The wire and cable capable of preventing cutting according to claim 5, wherein the outer surface of the outer rubber layer (501) is provided with a flame-retardant polyvinyl chloride layer (6), and the outer surface of the flame-retardant polyvinyl chloride layer (6) is attached with a woven sleeve (7).